SZD-54-2
„Perkoz”
TECHNICAL SERVICE MANUAL
SECTION 17.
SAILPLANE REPAIRS
Issue II
April 2014
Revision
Allstar PZL Glider Sp. z o.o.
Doc No. 542.4.02
page 17.11
corrected
In case of damage to the outer side of sandwich structure (like at Fig. 17
‒7.),
the repair should be performed as follows:
remove damaged parts of the structure,
make chamfer in outer layer acc. to Fig. 17
‒8.,
foam loss supplement with composition with microballoon,
laminate outer layer according to fabrics specification in Fig. 17
‒1. ÷ Fig 17‒6.,
perform repair of paint coating according to item 17.4.
17.3.1.2.
Damage to sandwich outer layer with foam damaged
Fig. 17-9. Damage to sandwich outer layer and foam
Fig. 17-10. Repair of damaged sandwich outer layer and foam
In case of damage to the outer side of sandwich structure (like at Fig. 17
‒9.),
the repair should be performed as follows:
remove damaged parts of the structure, check if the inner layer is not damaged,
make chamfer in outer layer acc. to Fig. 17
‒10.,
fit the foam into the hole and paste it on composition with microballoon,
lute foam with composition with colloidal silica, clean chamfer surfaces,
laminate outer layer according to fabrics specification in Fig. 17
‒1. ÷ Fig. 17‒6.,
perform repair of paint coating according to item 17.4.
